por MacArthur, R. C | Norton, W. R., coaut | E.U.A. Army Corps of Engineers, Hydrologic Engineering C.
por Davis, C. Pat | Fredrich, Augutine J., coaut | E.U.A. Army Corps of Engineers, Hydrologic Engineering C.
por Eichert, Bill S | Franke, Carl, coaut | E.U.A. ARmy Corps of Engineers, Hydraulic Engineering C.